:root {
  --bg: #101820;
  --panel: #f7f3ec;
  --panel-strong: #fffaf2;
  --ink: #15191d;
  --muted: #5c6670;
  --line: #d9d0c4;
  --accent: #18a0a8;
  --accent-dark: #0d6f75;
  --danger: #bd3b3b;
  --ok: #157b4f;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.26);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(24, 160, 168, 0.22), transparent 38%),
    linear-gradient(315deg, rgba(250, 176, 82, 0.20), transparent 36%),
    var(--bg);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.page-shell {
  width: min(1040px, calc(100% - 28px));
  margin: 0 auto;
  padding: 34px 0 64px;
}

.feedback-panel {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(300px, 1.2fr);
  gap: 24px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.panel-copy {
  min-height: 520px;
  padding: 24px;
  border-radius: 6px;
  color: white;
  background:
    linear-gradient(rgba(16, 24, 32, 0.72), rgba(16, 24, 32, 0.86)),
    url("data:image/svg+xml,%3Csvg width='800' height='900' viewBox='0 0 800 900' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='800' height='900' fill='%23101820'/%3E%3Crect x='95' y='92' width='610' height='360' rx='16' fill='%23f7f3ec'/%3E%3Crect x='132' y='136' width='360' height='34' rx='8' fill='%2318a0a8'/%3E%3Crect x='132' y='205' width='525' height='24' rx='6' fill='%23d9d0c4'/%3E%3Crect x='132' y='255' width='470' height='24' rx='6' fill='%23d9d0c4'/%3E%3Crect x='132' y='305' width='310' height='24' rx='6' fill='%23d9d0c4'/%3E%3Ccircle cx='610' cy='348' r='48' fill='%23fab052'/%3E%3Crect x='148' y='540' width='504' height='180' rx='28' fill='%2318a0a8' opacity='0.95'/%3E%3Cpath d='M220 612h266' stroke='%23fffaf2' stroke-width='24' stroke-linecap='round'/%3E%3Cpath d='M220 666h170' stroke='%23fffaf2' stroke-width='24' stroke-linecap='round'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-copy .eyebrow {
  color: #8df4fb;
}

h1,
h2 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  max-width: 420px;
  font-size: 3rem;
}

.intro {
  max-width: 420px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.7;
}

.feedback-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-content: start;
  padding: 4px;
}

label {
  display: grid;
  gap: 7px;
}

label span {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.wide {
  grid-column: 1 / -1;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--panel-strong);
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(24, 160, 168, 0.18);
}

textarea {
  min-height: 180px;
  resize: vertical;
  line-height: 1.5;
}

.upload-box {
  min-height: 128px;
  place-items: center;
  padding: 18px;
  border: 1px dashed var(--accent);
  border-radius: 6px;
  background: rgba(24, 160, 168, 0.08);
  text-align: center;
}

.upload-box strong {
  color: var(--accent-dark);
  font-size: 1.05rem;
}

.upload-box small {
  color: var(--muted);
}

.upload-box input {
  display: none;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
}

.preview-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.preview-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.preview-card p {
  margin: 0;
  padding: 9px;
  color: var(--muted);
  font-size: 0.8rem;
  overflow-wrap: anywhere;
}

.actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.actions button,
.admin-login button {
  min-height: 46px;
  padding: 0 18px;
  border-radius: 6px;
  color: white;
  background: var(--accent-dark);
  font-weight: 700;
}

.actions button:disabled {
  cursor: wait;
  opacity: 0.7;
}

#form-status,
.admin-status {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
}

.is-error {
  color: var(--danger) !important;
}

.is-ok {
  color: var(--ok) !important;
}

.admin-open {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 20;
  width: 44px;
  height: 24px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(0, 0, 0, 0.28);
  font-size: 0.68rem;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: none;
  padding: 18px;
}

.modal.is-open {
  display: grid;
  place-items: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
}

.admin-panel {
  position: relative;
  width: min(860px, 100%);
  max-height: calc(100vh - 36px);
  overflow: auto;
  padding: 22px;
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.admin-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.icon-button {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  color: white;
  background: var(--bg);
  font-weight: 700;
}

.admin-login {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.feedback-list {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.feedback-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}

.feedback-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.feedback-card h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.feedback-card a {
  color: var(--accent-dark);
}

.feedback-card time {
  color: var(--muted);
  font-size: 0.86rem;
}

.feedback-card p {
  margin: 0;
  color: #2b3137;
  line-height: 1.55;
  white-space: pre-wrap;
}

.admin-images {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-images a {
  display: block;
  width: 126px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  text-decoration: none;
}

.admin-images img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.admin-images span {
  display: block;
  padding: 7px;
  color: var(--muted);
  font-size: 0.76rem;
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 20px, 1040px);
    padding-top: 10px;
  }

  .feedback-panel {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .panel-copy {
    min-height: 280px;
  }

  h1 {
    font-size: 2.1rem;
  }

  .feedback-form,
  .admin-login {
    grid-template-columns: 1fr;
  }
}